Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
15901	Resolva para x	4x^3=18	$4 x^{3} = 18$
15902	Resolva para x	4x^3-24x^2+44x-24=0	$4 x^{3} - 24 x^{2} + 44 x - 24 = 0$
15903	Resolva para x	4xe^(-7x)+x^2e^(-7x)=0	$4 x e^{- 7 x} + x^{2} e^{- 7 x} = 0$
15904	Resolva para x	4+ base logarithmique 3 de x+9=8	$4 + \log_{3} (x + 9) = 8$
15905	Resolva para x	4+2x=7+3x	$4 + 2 x = 7 + 3 x$
15906	Resolva para x	4=0.075x+2.5	$4 = 0.075 x + 2.5$
15907	Resolva para x	4=y-2x	$4 = y - 2 x$
15908	Resolva para x	4000=2000(1+0.09/4)^(4x)	$4000 = 2000 {(1 + \frac{0.09}{4})}^{4 x}$
15909	Resolva para x	40000=-6700x+151000	$40000 = - 6700 x + 151000$
15910	Resolva para x	40x-39=40/x	$40 x - 39 = \frac{40}{x}$
15911	Resolva para x	40x-6=x+15	$40 x - 6 = x + 15$
15912	Resolva para x	42x^2-13x-42=0	$42 x^{2} - 13 x - 42 = 0$
15913	Resolva para x	44=(x0.0821298)/(1.10*20)	$44 = \frac{x \cdot 0.0821 \cdot 298}{1.1 \cdot 20}$
15914	Resolva para x	441=4x	$441 = 4 x$
15915	Resolva para x	45+x=(2x+15)	$45 + x = (2 x + 15)$
15916	Resolva para x	45x+35y=4700	$45 x + 35 y = 4700$
15917	Resolva para x	470.3588=2605(244/360)xz	$470.3588 = 2605 (\frac{244}{360}) x z$
15918	Resolva para x	47-47x=(7x+2)(x-1)	$47 - 47 x = (7 x + 2) (x - 1)$
15919	Resolva para x	4x+20x^2=0	$4 x + 20 x^{2} = 0$
15920	Resolva para x	-4x+13=7x-31	$- 4 x + 13 = 7 x - 31$
15921	Resolva para x	4x+17=221	$4 x + 17 = 221$
15922	Resolva para x	4x+2=(-6/5)(9x-3)+(2/5)(7x-4)	$4 x + 2 = (- \frac{6}{5}) (9 x - 3) + (\frac{2}{5}) (7 x - 4)$
15923	Resolva para x	2xy-3z=5-7xy	$2 x y - 3 z = 5 - 7 x y$
15924	Resolva para x	2y+3x+12=0	$2 y + 3 x + 12 = 0$
15925	Resolva para x	2y=4x-2	$2 y = 4 x - 2$
15926	Resolva para x	2y-9x=18	$2 y - 9 x = 18$
15927	Resolva para x	-3(1+2x)-2(x+7)=-65	$- 3 (1 + 2 x) - 2 (x + 7) = - 65$
15928	Resolva para x	2x-4=-6	$2 x - 4 = - 6$
15929	Resolva para x	2x-4y=14	$2 x - 4 y = 14$
15930	Resolva para x	2x-5y=1	$2 x - 5 y = 1$
15931	Resolva para x	2x-6(5-(5x)/2)=7	$2 x - 6 (5 - \frac{5 x}{2}) = 7$
15932	Resolva para x	-2x-6y+18=0	$- 2 x - 6 y + 18 = 0$
15933	Resolva para x	2x-8x+1=9-10x	$2 x - 8 x + 1 = 9 - 10 x$
15934	Resolva para x	2x-x=2	$2 x - x = 2$
15935	Resolva para x	2x=9-3y	$2 x = 9 - 3 y$
15936	Resolva para x	2x-15=-47	$2 x - 15 = - 47$
15937	Resolva para x	2x-18=14	$2 x - 18 = 14$
15938	Resolva para x	2x-1x=x-3	$2 x - 1 x = x - 3$
15939	Resolva para x	2x-2+3x+8=252	$2 x - 2 + 3 x + 8 = 252$
15940	Resolva para x	2x-3*2=-14	$2 x - 3 \cdot 2 = - 14$
15941	Resolva para x	2x-3forx=4
15942	Resolva para x	2x+3y-23=0	$2 x + 3 y - 23 = 0$
15943	Résoudre en factorisant	0.35(x^2)-32.9x+975=45	$0.35 (x^{2}) - 32.9 x + 975 = 45$
15944	Resolva para x	2x+4y+z=22	$2 x + 4 y + z = 22$
15945	Resolva para x	2x+4y=11	$2 x + 4 y = 11$
15946	Resolva para X	2X+5y=19	$2 X + 5 y = 19$
15947	Resolva para x	2x+7=4x+7	$2 x + 7 = 4 x + 7$
15948	Resolva para x	-2x+8=-(2x)/3+24	$- 2 x + 8 = - \frac{2 x}{3} + 24$
15949	Resolva para x	2x+8=5x+14	$2 x + 8 = 5 x + 14$
15950	Resolva para x	2x+8=5x+7	$2 x + 8 = 5 x + 7$
15951	Resolva para x	2x+B=3A	$2 x + B = 3 A$
15952	Développer à l'aide du triangle de Pascal	(n-6)^5	${(n - 6)}^{5}$
15953	Resolva para x	2x+y=97	$2 x + y = 97$
15954	Resolva para x	2x+y-5=0	$2 x + y - 5 = 0$
15955	Resolva para x	2x=x^4x	$2 x = x^{4} x$
15956	Resolva para x	2x+y^2=6	$2 x + y^{2} = 6$
15957	Resolva para x	2x+2y=80	$2 x + 2 y = 80$
15958	Resolva para x	2x+3(3x-8)=1	$2 x + 3 (3 x - 8) = 1$
15959	Resolva para x	x^2-3x+378=0	$x^{2} - 3 x + 378 = 0$
15960	Resolva para x	x^2-40x=36	$x^{2} - 40 x = 36$
15961	Resolva para x	x^2-2xr+w^2=0	$x^{2} - 2 x r + w^{2} = 0$
15962	Resolva para x	x^2-2y=31	$x^{2} - 2 y = 31$
15963	Resolva para x	18x-3y=3	$18 x - 3 y = 3$
15964	Resolva para x	19000=9500e^(0.062x)	$19000 = 9500 e^{0.062 x}$
15965	Resolva para x	19x+0.06(25000-x)=19000	$19 x + 0.06 (25000 - x) = 19000$
15966	Resolva para x	19x+20=18x+19	$19 x + 20 = 18 x + 19$
15967	Resolva para x	19x=1.9x+55000	$19 x = 1.9 x + 55000$
15968	Resolva para x	1-x=0.6836	$1 - x = 0.6836$
15969	Resolva para x	1-x=4x+31	$1 - x = 4 x + 31$
15970	Resolva para x	-1x=9	$- 1 x = 9$
15971	Resolva para x	1x-y=13	$1 x - y = 13$
15972	Resolva para x	2(3^(2x-5))-4=11	$2 (3^{2 x - 5}) - 4 = 11$
15973	Resolva para x	2-(-2*(x-1)-(x-3)/2)=(2x)/3-(5x-3)/12+3	$2 - (- 2 \cdot (x - 1) - \frac{x - 3}{2}) = \frac{2 x}{3} - \frac{5 x - 3}{12} + 3$
15974	Resolva para x	2(3x-4)+2(5x+8)=200	$2 (3 x - 4) + 2 (5 x + 8) = 200$
15975	Resolva para x	-2(6x-3)+7x=22-7x	$- 2 (6 x - 3) + 7 x = 22 - 7 x$
15976	Resolva para x	2(7+4x)+2x=444	$2 (7 + 4 x) + 2 x = 444$
15977	Resolva para x	2(8x-7)=15x-12	$2 (8 x - 7) = 15 x - 12$
15978	Resolva para x	-2x=4x^2-x	$- 2 x = 4 x^{2} - x$
15979	Resolva para x	2(x+1)+4x=3(2x-1)+8	$2 (x + 1) + 4 x = 3 (2 x - 1) + 8$
15980	Resolva para x	2(x+1)+7=3(x-2)+2x	$2 (x + 1) + 7 = 3 (x - 2) + 2 x$
15981	Resolva para x	2(x+3)=13	$2 (x + 3) = 13$
15982	Resolva para x	2(x+6)=10	$2 (x + 6) = 10$
15983	Resolva para x	2(x-6)=3x+2(2x-1)	$2 (x - 6) = 3 x + 2 (2 x - 1)$
15984	Resolva para x	2(x-8)+7=5(x+2)-3x-19	$2 (x - 8) + 7 = 5 (x + 2) - 3 x - 19$
15985	Resolva para x	2.2(2x+2)=2x+3.5	$2.2 (2 x + 2) = 2 x + 3.5$
15986	Resolva para x	2.3(3x+3)=3x+3.1	$2.3 (3 x + 3) = 3 x + 3.1$
15987	Resolva para x	2(7-(-8x-2))=96x+38	$2 (7 - (- 8 x - 2)) = 96 x + 38$
15988	Resolva para x	2e^(2x)-5e^x+4=0	$2 e^{2 x} - 5 e^{x} + 4 = 0$
15989	Resolva para x	2e^(3x-1)=127	$2 e^{3 x - 1} = 127$
15990	Resolva para x	-2e^(-4x)=-20	$- 2 e^{- 4 x} = - 20$
15991	Resolva para x	2e^(x-9)=40	$2 e^{x - 9} = 40$
15992	Resolva para x	2 base logarithmique 4 de x- base logarithmique 4 de x-1=1	$2 \log_{4} (x) - \log_{4} (x - 1) = 1$
15993	Resolva para x	2 racine cubique de x = racine cubique de x^2	$2 \sqrt[3]{x} = \sqrt[3]{x^{2}}$
15994	Resolva para x	2 racine cubique de x = racine cubique de x+7	$2 \sqrt[3]{x} = \sqrt[3]{x + 7}$
15995	Resolva para x	2x^2+1=19	$2 x^{2} + 1 = 19$
15996	Resolva para x	2x^2+10x+7=0	$2 x^{2} + 10 x + 7 = 0$
15997	Resolva para x	2x^2+21x-18=0	$2 x^{2} + 21 x - 18 = 0$
15998	Resolva para x	2x^2+4x=9x+18	$2 x^{2} + 4 x = 9 x + 18$
15999	Resolva para x	2x^2+6x=22	$2 x^{2} + 6 x = 22$
16000	Resolva para x	2x^2+8x-90=0	$2 x^{2} + 8 x - 90 = 0$